Chirality is a universal geometric property in both micro‐and macroworlds. Recently, optical
chiral effects have drawn increased attention due to their great potential in fundamental …

The control of the optical activity and ellipticity of a medium has drawn considerable
attention due to the recent developments in metamaterial design techniques and a deeper …

Active control of polarization states of electromagnetic waves is highly desirable because of
its diverse applications in information processing, telecommunications, and spectroscopy …

Metamaterials, artificially constructed structures that mimic lattices in natural materials, have
made numerous contributions to the development of unconventional optical devices. With an …

Although recent progress in metasurfaces has shown great promise for applications, optical
properties in metasurfaces are typically fixed by their structural geometry and dimensions …

Active manipulation of the polarization states at terahertz frequencies is crucially helpful for
polarization-sensitive spectroscopy, having significant applications such as non-contact Hall …

The combination of graphene and a metasurface holds great promise for dynamic
manipulation of the electromagnetic wave from low terahertz to mid-infrared. The optical …

Memory metamaterials are artificial media that sustain transformed electromagnetic
properties without persistent external stimuli. Previous memory metamaterials were realized …

Metamaterials are 3D artificial structures proposed to surpass conventional natural materials
and realize novel functions beyond traditional optical elements. Nevertheless, they are …

Chiral plasmonics has been actively pursued since pushing its light‐matter interaction to an
unnaturally extreme regime. Recently, chirality‐encoded metal–insulator–metal (MIM) motifs …